Low-rank flat-field correction for artifact reduction in spectral computed tomography.
Katrine O. BangsgaardGenoveva BurcaEvelina AmetovaMartin S. AndersenJakob Sauer JørgensenPublished in: CoRR (2022)
Keyphrases
- low rank
- computed tomography
- ct images
- artifact reduction
- medical images
- image reconstruction
- ct scans
- medical imaging
- convex optimization
- matrix factorization
- missing data
- linear combination
- three dimensional
- high dimensional data
- singular value decomposition
- semi supervised
- compressed images
- high order
- region of interest
- small number
- machine learning
- principal component analysis
- collaborative filtering